2020565584

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{324641}}^1$

素因数の和:325038

約数の個数: 20

約数和(自身を含む): 3924921780

約数和(自身を除く): 1904356196

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 324641, 649282, 1298564, 2597128, 5194256, 126285349, 252570698, 505141396, 1010282792, 2020565584]

約数ペア:

[(1, 2020565584), (2, 1010282792), (4, 505141396), (8, 252570698), (16, 126285349), (389, 5194256), (778, 2597128), (1556, 1298564), (3112, 649282), (6224, 324641)]